Title:
Drain filter
United States Patent D428120


Inventors:
Zaldivar, Antonio (Union City, CA)
Application Number:
29/113830
Publication Date:
07/11/2000
Filing Date:
11/12/1999
Primary Class:
Field of Search:
D23/260, D23/261, D23/388, D23/390, 210/163, 210/164, 404/2, 404/3, 404/4, D25/53, D25/152, D25/155, D32/56, 4/286, 4/287, 4/290, 4/292, 4/507, 4/650, 4/679, 4/DIG.14, D8/1, D7/400, D7/408
View Patent Images:
US Patent References:
5376264Drain trapDecember, 1994Betancourt210/166
D332302Anti-splash back unit for a urinal screenJanuary, 1993BrownD23/261
4932082Strainer cup for pop-up drain plugJune, 1990Ridgeway4/287
4825477Hair retriever tub drain deviceMay, 1989Aranda4/286
4525273Drain grate with adjustable weirsJune, 1985Logsdon210/164
4471497Lavatory filterSeptember, 1984Riutort et al.4/286
D229080N/ANovember, 1973MihmD8/1
3406829Floor drainOctober, 1968Bosche210/164
2598763GrilleJune, 1952De RooD23/390
2021086Air diffuserNovember, 1935OskampD23/390
1791512Roof sumpFebruary, 1931Schurman210/163
D054617N/AMarch, 1920HavenD23/261
0530816N/ADecember, 1894Wright210/164



Primary Examiner:
HECKER, REID M
Attorney, Agent or Firm:
RICHARD W GOLDSTEIN (STATEN ISLAND, NY, US)
Claims:
1. The ornamental design for a drain filter, as shown and described.

Description:

FIG. 1 is a diagrammatic perspective view of a drain filter.

FIG. 2 is a top plan view thereof, the bottom plan view being a mirror image of the top plan view; and,

FIG. 3 is a left side elevational view of the drain filter, the right side, front and rear elevational views being mirror images of the left side view .